O'Brien has been reassigned to AHL San Diego.

EDGE Analysis

In the wake of a Hampus Lindholm upper-body injury, O'Brien served as the seventh defenseman against the Lightning this past Saturday. However, he ultimately was not used in the contest and has yet to make his season debut with the parent club.

O'Brien was recalled by the Ducks on Saturday.

EDGE Analysis

Hampus Lindholm (upper body) has been ruled out of Saturday's game against the Lightning, so O'Brien was recalled to serve as the team's seventh defenseman in his absence. O'Brien has tallied two assists in 13 games with AHL San Diego this season, and likely won't draw into the Ducks' lineup during his stay with the big club unless Lindholm is forced to miss extended time.

O'Brien was placed on waivers Sunday, the Los Angeles Times reports.

EDGE Analysis

As long as he clears waivers, O'Brien will head to AHL San Diego for the start of the 2015-16 season. He played in nine regular season games with the Panthers last year, but spent the majority of his time in AHL San Antonio. During his time with San Antonio, he notched 11 goals and 19 assists over 51 games. Whether or not another team claims him off waivers, expect him to spend a lot of time in the AHL moving forward.

O'Brien was reassigned to AHL San Antonio on Friday, Harvey Fialkov of the South Florida Sun Sentinel reports. O'Brien was with the Panthers for just one day, and his return to San Antonio indicates that Erik Gudbranson (illness) should be fine for Saturday's game against the Islanders.

O'Brien was recalled from AHL San Antonio on Thursday, Jameson C. Olive of FOX Sports Florida reports. With Erik Gudbranson and Willie Mitchell out with the flu for Thursday's game against the Stars, O'Brien will join the Panthers and serve as a third-pairing player for the contest. O'Brien has previously appeared in eight games for the Panthers this season, recording an assist and a minus-4 rating.

O'Brien was sent down to the minors Sunday, Harvey Fialkov of the Sun Sentinel reports.This move is to make room for Dmitry Kulikov's return from suspension. O'Brien recorded no goals or assists in 56 minutes of playing time during his February four-game stint, so this doesn't have any real fantasy ramifications.

O'Brien was recalled from AHL San Antonio on Saturday, George Richards of the Miami Herald reports.The Panthers likely recalled O'Brien in anticipation of a potential suspension for Dmitry Kulikov, who is facing disciplinary action for his hit on Dallas' Tyler Seguin. O'Brien has tallied 19 points through 32 games with AHL San Antonio this season.

O'Brien was reassigned to AHL San Antonio on Thursday, George Richards of the Miami Herald reports. With forward Shawn Thornton (groin) considered very close to returning from IR, O'Brien's dismissal from the 23-man roster would open up a spot. The blueliner has only appeared in four games for the Panthers this season, averaging just 12:23 of ice time.

O'Brien was recalled from AHL San Antonio on Friday. O'Brien has played in 22 games with AHL San Antonio this season, collecting six goals and eight assists along with 50 penalty minutes. The Panthers are heading out on a six-game road trip, and his recall was likely insurance for the club as they prepare to head out.

O'Brien was reassigned to AHL San Antonio on Wednesday, Renaud Lavoie of TVA Sports reports. The Panthers brought O'Brien in late last week to serve as insurance on defense over their last three games, and as was expected, he never found his way into the lineup. Upon returning to San Antonio, he'll be forced to serve a two-game suspension for a charging incident from a Dec. 9 match against AHL Chicago.